No they do not believe in Jesus.
no founder
Japan
77%
3-4 million
izanagi, Izanami, or Kami.
Sickness is not considered as sin in any religion.
yes
Not according to the bible. There are some people who believe that thinking or dreaming a sin is a sin, though.
Shintos have no days of worship.
A lot of religions believe so. And that's fine, but I personally don't believe in masturbation being a sin.
It's mortal sin, and it sends you to Hell forever ... if you believe.
Catholics view sin as an act that God finds offensive. Catholics believe there are two types of sin, venial and mortal. Whereas a mortal sin takes a person out of God's graces, a venial sin does not. Catholics believe that all sins can be forgiven by God; no sin is too big for God to forgive.